

extern char * strcpy(char *strDestination,const char *strSource );
extern int strcmp(const char *string1,const char *string2 );
extern unsigned int strlen(const char *string );
extern char * strchr(const char *string,int c );
extern int strtohex(char *Str,unsigned int *Val);
extern void * memset(void *ptr,int c,unsigned int size);
extern void * memcpy(void *dest,const void *src,unsigned int count);
extern int memcmp(const char *buf1,const char *buf2,unsigned int count );